investigation into the founder of bikram yoga. One of the most yoga gurus in the world. He's facing multiple civil suits from former students and for the first time his accusers are speaking out in a television interview. ABC's David Wright has the story. Reporter: Bikram Choudhury may be the most successful yoga guru in the world. His brand of hot yoga has millions of followers. But bikram now faces a serious legal threat, five of his former students suing him for sexual assault. Nobody has the right to my body. Reporter: Sarah Baughn alleges bikram first accosted her when she was attending his teacher training program. And he put his hands on my leg and my arm and pulled them apart. He then started whispering things in my ear, don't you love me. He's a sick man. And I'm not even the worst. I got away. He raped me. Reporter: Larissa inner in Diane says she was once part of his inner circle. He raped you in his own house. Yes. Reporter: His wife sleeping upstairs? Correct. I never lied. I never cheat. I never hurt. Reporter: In a 2012 interview on his booming success, bikram got visibly angry when I asked him about rumors of inappropriate contact with students. . Nothing. Reporter: Nothing. The hardest problem in my life, David, is stay away from women. Women likes me. And I have to run country after country all my life to stay away from the women. Reporter: Women like you too much? Yeah. Reporter: The women now accusing bikram did not file police reports until years after the alleged incidents and the D.A. Has declined to pursue criminal charges. These lawsuits are being brought in civil court. What would you want to say to him now? I would just say that I hope that he gets some help. legal team declined our request for an interview for this story. In a statement his attorney said "The defendants strongly dispute the allegations at issue and intend to vindicate themselves in court" adding, "They do not intend to try this case in the media." For "Good morning America," David Wright, ABC news, los Angeles.

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